copy-image-manifest-action

Copy a image manifest from one registry to the other or 'retag' an existing manifest by using regclient/regclient. Useful to retag your sha hash builds to tags without the need to rebuild.

Option

Name	Type	Description	Example
source	String	The manifest/image to retag	lansible/test:86b04b3b8f1d86d9d3c8322591d1e013a294f6f0
targets	List/CSV	The targets to push the manifest to, seperated by commas	lansible/test:latest,ghcr.io/lansible/test:latest
wait	Bool	Wait on the source to be available (default true)	false
wait_platforms	List/CSV	The platforms to wait for to be available (default linux/amd64)	linux/amd64,linux/arm64

Example

Used in my workflow, the most up to date example: LANsible/github-workflows

  retag_tag:
    runs-on: ubuntu-latest
    steps:
      - name: Login to Docker Hub
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Login to GHCR.io
        uses: docker/login-action@v2
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Get tag name
        run: echo "tag_name=${GITHUB_REF##*/}" >> $GITHUB_ENV

      - name: Retag to tag and latest
        uses: LANsible/copy-image-manifest-action@main
        with:
          source: lansible/test:${{ github.sha }}
          targets: |
            lansible/test:{{ env.tag_name }}
            lansible/test:latest,
            ghcr.io/lansible/test:${{ env.tag_name }},
            ghcr.io/lansible/test:latest
          wait_platforms: linux/amd64,linux/arm64

Credits

• regclient/regclient